GM ROCHESTER 17085228 Quadrajet Barrel Carburetor

( Brand: Gm Rochester ), ( Manufacturer Part Number: 17085228 ), ( Type: Carburetor )

Review GM ROCHESTER Quadrajet Barrel Carburetor Usa Chevy Truck fits 1985–1987

The GM Rochester Quadrajet Barrel Carburetor, model number 17085228, is a legendary fuel delivery system originally designed for 1965 to 1985 American muscle cars, including various Chevrolet models from 1985 to 1987. This particular carburetor is known for its ability to deliver a consistent and efficient fuel mixture to high-performance engines.

The Quadrajet's design features four separate barrels arranged in a square pattern, each barrel housing a meticulously calibrated jet to optimize fuel delivery based on engine RPM and load. This configuration enables the carburetor to deliver an ideal air-fuel mixture under all driving conditions, resulting in improved engine performance, increased power, and enhanced fuel economy.

Each barrel is topped with an accelerator pump, which provides an additional supply of fuel during rapid acceleration. This ensures seamless power delivery when the driver demands it, especially during hard acceleration or when merging onto a highway.

The Quadrajet 17085228 comes with a vacuum secondary system. This system uses engine vacuum to open the secondary throttle valves when the engine RPM increases, allowing more fuel to enter the engine for increased power. The vacuum secondary system provides a more responsive and powerful driving experience.

This carburetor is engineered with a built-in power valve, which maintains the proper fuel pressure and helps ensure an optimal fuel-air mixture. Additionally, the Quadrajet features an electric choke, making cold starts easier and more efficient.

The Quadrajet 17085228 is compatible with various Chevrolet models from 1985 to 1987, including the Monte Carlo, Malibu, Camaro, and Corvette. Installation may require adapters depending on the specific engine and transmission configuration. It's essential to follow the proper installation procedures and ensure all necessary components are in place for optimal performance.

In conclusion, the GM Rochester Quadrajet Barrel Carburetor 17085228 is a high-performance fuel delivery system that provides consistent and efficient fuel delivery for various Chevrolet models from 1985 to 1987. Its unique design, featuring four barrels, a vacuum secondary system, and a built-in power valve, makes it an excellent choice for enthusiasts seeking improved engine performance and power.

Buying a GM Rochester Quadrajet barrel carburetor for a 1985-1987 Chevy vehicle comes with several pros and cons that every potential buyer should consider before making a purchase.

1. Fuel Efficiency: Quadrajet carburetors are known for their ability to provide excellent fuel economy. They deliver a precise air-fuel mixture to the engine, ensuring efficient combustion.

2. Smooth Engine Performance: Quadrajet carburetors offer smooth engine performance due to their ability to provide a consistent fuel-air mixture. This results in improved throttle response and acceleration.

3. Reliability: Quadrajet carburetors are well-built and have a reputation for being reliable. They have a simple design, which makes them easier to diagnose and repair.

4. Availability: These carburetors are widely available in the aftermarket, and many rebuilt units can be found at a reasonable price.

1. Complexity: Compared to modern fuel injection systems, carburetors can be more complex to set up and tune. This requires a certain level of expertise and experience.

2. Maintenance: Carburetors require regular maintenance to ensure proper performance. This includes adjusting the idle mixture, syncing the secondary circuits, and checking the float levels.

3. Fuel Economy Variations: While Quadrajet carburetors can provide excellent fuel economy, there can be variations depending on the condition of the carburetor and the vehicle's overall fuel efficiency.

4. Emissions: Carburetors can produce higher emissions compared to modern fuel injection systems. This is due to the fact that they don't provide the same level of fuel precision and control.

The decision to buy a GM Rochester Quadrajet barrel carburetor for a 1985-1987 Chevy vehicle ultimately depends on the individual's priorities and preferences. If fuel efficiency and smooth engine performance are top priorities, then a Quadrajet carburetor could be a good choice. However, if ease of use, low maintenance, and reduced emissions are more important, then considering a modern fuel injection system may be worth exploring.

If you decide to purchase a Quadrajet carburetor, it's recommended to buy a rebuilt unit from a trusted supplier. This will ensure that the carburetor is in good condition and will provide optimal performance. Additionally, having the carburetor professionally tuned can help ensure that it's set up correctly for your specific vehicle.

Details:

The part number 17085228 ensures compatibility and authenticity, making it an essential component for maintaining the performance of your vehicle. It probably needs rebuilt or for parts/repair. This item is dirty. This item has never been tested.

The GM Rochester Quadrajet 4 Barrel Carburetor 17085228 is a high-quality fuel delivery system designed for Chevrolet trucks manufactured between 1985 -1987. The Butterflies all move. I don't know anything about this item; am not sure if it is complete.

part #: 17085228 prices

• $34.11-$169.99

specifications carbcoon:

• for makes: Chevy
• for years: 1985-1987
• brand: Gm Rochester
• mpn: 17085228
• type: Carburetor

returns carbcoon:

• policy: No Returns

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seller carbcoon:

• # reviews: 1004
• rating: 99.6%
• city: Hot Springs, South Dakota

offer carbcoon:

• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock
• best offers: True
• started: October 4, 2025

shipping carbcoon:

• type: Fixed
• service: USPS Ground Advantage
• transit: 5-12 Days
• cost: $20.00
• class: Standard
• carrier: USPS

general carbcoon:

• Car Truck Parts Accessories > Air Fuel Delivery > Carburetors
• condition: Used

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